Simpson Strong-Tie SDWS Timber Interior Screws are the go-to fastener when your indoor wood projects need serious strength. Designed for structural wood-to-wood connections, these screws are ideal for everything from basement framing to cus...
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works great
I needed them to set up a catwalk in the back of my house so I could install more antennas for my radio hobby. They bolted the catwalk to the house and it stays in place just fine now.